Determine whether the lines through each pair of points are parallel, perpendicular, or neither.(-2, 9) and (-8, 25); (8, 7) and (5, 15)
A. neither
B. parallel
C. perpendicular
Answer: B
Mathematics
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Provide a STATEMENT/REASON proof for the congruence.
Given: BD = CD, ?DCA and ?DBA are right anglesProve: ?ACD ? ?ABD
What will be an ideal response?
Mathematics
Arrange the fractions in ascending order. Or, if the fractions are equivalent, answer "Equivalent".
, 
A. Equivalent
B. 
, 
C. 
, 
Mathematics
Write the mixed number as an improper fraction.4
A. 
B. 
C. 
D. 
Mathematics
Use the circle graph to solve the problem.In a school survey, students showed these preferences for instructional materials.
About how many students would you expect to prefer radio in a school of 250 students?
A. About 5 students B. About 13 students C. About 90 students D. About 45 students
Mathematics